Dated 1872 Correspondence from Johnson and Matthey reveals a contract price of руб Kr.1,800 - 1,900/Poud for the refined Scrap platinum from the Treasury/Mint.
1872: 1 Troy Ounce Platinum (SPb: Bulk Scrap, .980) = 3.4179 руб Kr. (£ )
1872: 1 Ozt. Platinum (SPb: Bulk Scrap, .980) = 3.5128 руб Kr. (£ )
1872: 1 Ozt. Platinum (SPb: Bulk Scrap, .980) = 3.6077 руб Kr. (£ )
Citation: Journal of the Chemical Society (1885)
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